Item Price error item group

I want to add item group in item price
i tried to modify report by doctybe customization
i add new field after Item code but when i save the cusomization
this error message appeared to me ( Item Price: Options item must be the same as doctype name Item for the field Item Group )
Can Any one help me

Hi,

  1. Go to Customise form
  2. Open Item Price
  3. Add link field option as ‘Item Group’

Refer screenshot

thanks
But it dosn’t show any of item group in search

Have you added item group in item form??
can you show one of the item form with its group name?